Figure Q4 shows a weld line in a metal plate subject to a biaxial stress state. Use Mohr's circle to determine the normal stress acting on the weld line. Provide your answer in MPa to 1 d.p. 150 MPa 30⁰ Figure Q4: Schematic showing a metal plate with a weld line at 30° to the y axis -25 MPa -25 MPa 150 MPa

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A:

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A:

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A: A  B  C  D  E